CONCRETE FILLING DETECTION SENSOR AND FILLING DETECTION METHOD FOR CONCRETE
To provide a filling detection sensor for concrete that is installed at low costs, and less burdens a worker in measurement.SOLUTION: A concrete filling detection sensor according to the present invention includes a light receiving element which outputs an electric signal and/or outputs an electric...
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Sprache: | eng ; jpn |
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Zusammenfassung: | To provide a filling detection sensor for concrete that is installed at low costs, and less burdens a worker in measurement.SOLUTION: A concrete filling detection sensor according to the present invention includes a light receiving element which outputs an electric signal and/or outputs an electric signal corresponding to illuminance of received light on receiving the light having predetermined illuminance or larger.SELECTED DRAWING: Figure 1
【課題】導入コストが低廉であり、且つ、測定に伴う作業員の作業負担が少ない、コンクリートの充填検知センサを提供する。【解決手段】本発明に係るコンクリート充填検知センサは、所定照度以上の光を受光すると電気信号を出力する、及び/又は、受光した光の照度に応じた電気信号を出力する受光素子を含む。【選択図】 図1 |
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